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| Preliminary Data Sheet Features * * * * * * * For PCS applications Usable bandwidth 60 MHz Low loss No impedance matching required for operation at 50 Single-ended operation Ceramic Surface Mount Package (SMP) Small size Part Number 856056 1880 MHz SAW Filter * Package Surface Mount 2.00 x 2.00 x 0.76 mm Pin Configuration Bottom View 1 2 0.76 NOM. 0.84 MAX. 2.00 1.30 4 3 2.00 1.30 0.25x45 CHAMFER 0.58 0.58 Pin No. 1 3 2,4 Description Input Output Case ground Dimensions shown are nominal in millimeters All tolerances are 0.10mm Body: Al2O3 ceramic Lid: Kovar or Alloy 42, Au over Ni plated Terminations: Au plating 0.5 - 1.0m, over a 2 - 6m Ni plating Subject to change or obsolescence without notice Rev D 04-Sep-2002 Page 1 of 6 Preliminary Data Sheet Operating Temperature Range: (2) -20 to +70 oC Part Number 856056 1880 MHz SAW Filter Electrical Specifications (1) Parameter (3) Center Frequency Maximum Insertion Loss 1850 - 1910 MHz In Band Ripple 1850 - 1910 MHz Absolute Attenuation DC - 1660 MHz 1660 - 1721 MHz 1721 - 1800 MHz 1930 - 1990 MHz 1930 - 1990 MHz (+10 to +55 oC) 1990 - 2000 MHz 2000 - 2250 MHz 2250 - 2480 MHz 3700 - 3820 MHz Input/Output Return Loss 1850 - 1910 MHz Source Impedance (4) Load Impedance (4) Notes: 1. 2. 3. 4. All specifications are based on the test circuit shown below In production, devices will be tested at room temperature to a guardbanded specification to ensure electrical compliance over temperature Electrical margin has been built into the design to account for the variations due to temperature drift and manufacturing tolerances This is the optimum impedance in order to achieve the performance shown Minimum 20 20 24 17 24 20 22 20 30 8.0 - Typical 1880 2.5 1.2 22 23 27 27 27 25 24 23 33 9.5 50 50 Maximum 4 2.7 - Unit MHz dB dB p-p dB dB dB dB dB dB dB dB dB dB Test Circuit: 1 3 50 50 Single-ended 50 2,4 No impedance matching required Subject to change or obsolescence without notice Rev D 04-Sep-2002 Page 2 of 6 Preliminary Data Sheet Part Number 856056 1880 MHz SAW Filter Electrical Specifications (1) Operating Temperature Range: (2) -30 to +80 oC Parameter (3) Center Frequency Maximum Insertion Loss 1850 - 1908 MHz 1908 - 1910 MHz In Band Ripple 1850 - 1910 MHz Absolute Attenuation DC - 1660 MHz 1660 - 1721 MHz 1721 - 1800 MHz 1930 - 1990 MHz 1930 - 1990 MHz (+10 to +55 oC) 1990 - 2000 MHz 2000 - 2250 MHz 2250 - 2480 MHz 3700 - 3820 MHz Input/Output Return Loss 1850 - 1910 MHz Source Impedance: (4) Load Impedance: (4) Notes: 1. 2. 3. 4. Minimum 20 20 24 12 24 20 22 20 30 8.0 - Typical 1880 2.3 2.5 1.2 22 23 27 27 27 25 24 23 33 9.5 50 50 Maximum 4 4.5 2.7 - Unit MHz dB dB dB p-p dB dB dB dB dB dB dB dB dB dB All specifications are based on the test circuit shown below In production, devices will be tested at room temperature to a guardbanded specification to ensure electrical compliance over temperature Electrical margin has been built into the design to account for the variations due to temperature drift and manufacturing tolerances This is the optimum impedance in order to achieve the performance shown Test Circuit: 1 3 50 50 Single-ended 50 2,4 No impedance matching required Subject to change or obsolescence without notice Rev D 04-Sep-2002 Page 3 of 6 Preliminary Data Sheet Part Number 856056 1880 MHz SAW Filter Typical Performance (at +25oC) Subject to change or obsolescence without notice Rev D 04-Sep-2002 Page 4 of 6 Preliminary Data Sheet Part Number 856056 1880 MHz SAW Filter Matching Schematics 1 3 50 50 Single-ended 50 2,4 No impedance matching required Marking Sawtek logo Marking code PCB Footprint .51 E JJJYM .31x45 CHAMFER ID dot Date code 2.08 SQ .78 SQ The date code consists of: JJJ = Julian day, Y = last digit of year, M = manufacturing site code This footprint represents a recommendation only Dimensions shown are nominal in millimeters Tape and Reel 2.7 8.5 O330 ID dot Sawtek logo 4.0 0.254 2.0 O1.5 A 1.75 3.5 2.23 O102 O20.2 O13.0 Direction of travel 2.0 8.0 1.1 Section A-A 2.23 4.0 O1.0 A Dimensions shown are nominal in millimeters Packaging quantity: 10000 units/reel Subject to change or obsolescence without notice Rev D 04-Sep-2002 Page 5 of 6 Preliminary Data Sheet Maximum Ratings Parameter Operating Temperature Range Storage Temperature Range Part Number 856056 1880 MHz SAW Filter Symbol T Tstg Minimum -30 -40 Maximum +80 +85 Unit o o C C Warnings * * Electrostatic Sensitive Device (ESD) Avoid ultrasonic exposure Links to Additional Technical Information PCB Layout Tips S-Parameters Qualification Flowchart Soldering Profile Other Technical Information Sawtek's liability is limited only to the Surface Acoustic Wave (SAW) component(s) described in this data sheet. Sawtek does not accept any liability for applications, processes, circuits or assemblies which are implemented using any Sawtek component described in this data sheet. Contact Information PO Box 609501 Orlando, FL 32860-9501 USA Subject to change or obsolescence without notice Phone: +1 (407) 886-8860 Fax: +1 (407) 886-7061 Email: custservice@sawtek.com Web: www.sawtek.com Rev D Or contact one of our worldwide Network of sales offices, Representatives or distributors 04-Sep-2002 Page 6 of 6 |
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